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Proheteromys gremmelsi

Mammalia - Rodentia - Heteromyidae

Taxonomy
Proheteromys gremmelsi was named by Macdonald (1963). Its type specimen is SDSM 5574, a mandible (left ramus, with i-m3), and it is a 3D body fossil. Its type locality is Sharps (SDSM V-5362), which is in a Geringian terrestrial horizon in the Sharps Formation of South Dakota.

Sister species lacking formal opinion data
P. sulcus

Synonymy list
YearName and author
1963Proheteromys gremmelsi Macdonald p. 184 fig. 15

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
RankNameAuthor
classMammalia
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—EuarchontogliresMurphy et al. 2001
—GliriformesWyss and Meng 1996
—Glires()
—Simplicidentata()
orderRodentiaBowdich 1821
infraorderCastorimorpha
superfamilyGeomyoideaBonaparte 1845
familyHeteromyidaeGray 1868
genusProheteromys
speciesgremmelsi

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

†Proheteromys gremmelsi Macdonald 1963
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Diagnosis
ReferenceDiagnosis
J. R. Macdonald 1963Large p4, with small, isolated, anterior, central, cingular cuspule.